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make sure errno is always set when we return -1 (Anon Ymous)

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This commit is contained in:
christos 2020-08-18 19:18:06 +00:00
parent 82a320a02c
commit 9630bba2c9
1 changed files with 5 additions and 3 deletions
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8
lib/libc/gen/dehumanize_number.c
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@ -1,4 +1,4 @@
/* $NetBSD: dehumanize_number.c,v 1.7 2014/10/01 13:53:04 apb Exp $ */
/* $NetBSD: dehumanize_number.c,v 1.8 2020/08/18 19:18:06 christos Exp $ */
/*
* Copyright (c) 2005, 2006 The NetBSD Foundation, Inc.
@ -36,7 +36,7 @@
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: dehumanize_number.c,v 1.7 2014/10/01 13:53:04 apb Exp $");
__RCSID("$NetBSD: dehumanize_number.c,v 1.8 2020/08/18 19:18:06 christos Exp $");
#endif /* LIBC_SCCS and not lint */
#include "namespace.h"
@ -104,8 +104,10 @@ dehumanize_number(const char *str, int64_t *size)
errno = 0;
tmp = strtoll(str, &ep, 10);
if (str[0] == '\0' || (ep != delimit && *ep != '\0'))
if (str[0] == '\0' || (ep != delimit && *ep != '\0')) {
errno = EINVAL;
return -1; /* Not a number. */
}
else if (errno == ERANGE && (tmp == LLONG_MAX || tmp == LLONG_MIN))
return -1; /* Out of range. */